Home / 1,758,799.90-2,629,905.45-1,310,902.30

Finding the Fourth Proportional to 1,758,799.90, 2,629,905.45 and 1,310,902.30

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Solution

The fourth proportional to 1,758,799.90, 2,629,905.45 and 1,310,902.30 is: 1,960,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,799.90 : 2,629,905.45 = 1,310,902.30 : x
  2. Step 2: Convert to fraction form
    1,758,799.90/2,629,905.45 = 1,310,902.30/x
  3. Step 3: Cross multiply
    1,758,799.90x = 2,629,905.45 × 1,310,902.30
  4. Step 4: Simplify right side
    1,758,799.90x = 3,447,549,103,187.54
  5. Step 5: Solve for x
    x = 3,447,549,103,187.54/1,758,799.90
  6. Step 6: Final answer
    x = 1,960,171.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.